Hans Hatz

Part of Erdgas Ostschweiz AG, Erdgasversorgung Bündner Rheintal AG Ebrag provides electricity, drinking water, heat, and gas utilities services. The company is based in Chur, Switzerland. Erdgasversorgung Bündner Rheintal AG Ebrag was acquired by Erdgas Ostschweiz AG on December 12, 2016.

Lazzarini AG is a construction company based in Samedan, Switzerland. The Swiss company specializes in precise and sustainable underground construction projects for both private and public clients. Lazzarini has successfully completed various construction projects in different disciplines such as high-rise, underground, large-scale underground, timber construction, and real estate services. The company is experts in timber construction, providing customized solutions using ecological building materials. Lazzarini offers a complete range of services, including project management, planning, and general contracting. The company has offices in Samedan, Chur, and Buchs.